Fetal buds of 6 millimeters without a fetal heart is considered to be due to the relatively short duration of pregnancy, but we can not rule out the possibility of embryonic arrest, it is recommended that a week later for a review, to clarify the state of embryonic development.
1. Short pregnancy time: the appearance of fetal buds and fetal heart by the pregnancy cycle, pregnant women ovulation early and late as well as fertilized egg implantation early and late and other factors, if the pregnancy time is relatively short, can not observe the fetal heart is normal, pregnant women do not have to worry too much, improve the examination and later recheck can be.
2. Embryonic arrest: If the pregnant woman has abdominal pain or vaginal bleeding, or in the review after one week, still did not find a fetal heartbeat, then there may be embryonic sterilizations, embryonic dysplasia, chromosomal abnormalities and so on may lead to embryonic sterilizations, so the pregnant woman needs to be regularly examined, to clarify the status of the embryo to take timely intervention measures.
The diagnosis of embryonic arrest needs to be careful, combined with the gestational week and the personal situation of the pregnant woman, combined with the assessment of a professional doctor to make a comprehensive judgment, to avoid diagnostic errors, resulting in serious impact.